Cleanup internal/ headers usage outside internal/ where we can

src/libknot/processing/overlay.h

@@ -25,7 +25,6 @@
 #pragma once
 
 #include "libknot/processing/layer.h"
-#include "libknot/internal/lists.h"
 
 /*! \brief Processsing overlay (list of aggregated FSMs). */
 struct knot_overlay {

src/libknot/rdata.h

@@ -30,8 +30,6 @@
 #include <stdint.h>
 #include <stdbool.h>
 
-#include "libknot/internal/mempattern.h"
-
 /* ---------------------------- Single RR ----------------------------------- */
 
 /*!< \brief Maximum rdata data size. */

src/libknot/rrtype/opt.h

@@ -29,7 +29,6 @@
 #include <stdint.h>
 
 #include "libknot/rrset.h"
-#include "libknot/internal/utils.h"
 
 /* Forward declaration. */
 struct knot_packet;

src/libknot/rrtype/tsig.h

@@ -33,7 +33,6 @@
 #include "libknot/binary.h"
 #include "libknot/consts.h"
 #include "libknot/rrset.h"
-#include "libknot/internal/utils.h"
 
 struct knot_tsig_key {
 	knot_dname_t *name;